Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Nicholas Richard Coates0
Roger Brian Huxford0
Date of Patent
April 14, 2009
0Patent Application Number
105559110
Date Filed
April 21, 2004
0Patent Citations Received
Patent Primary Examiner
Patent abstract
Image display apparatus comprising a projector, at least one primary modulator (4,6,8) for modulating light, an auxiliary modulator (36) for modulating the light modulated by the primary modulator, and an optical device (32) for relaying the light modulated by the primary modulator to the auxiliary modulator (36), the optical device (32) comprising a concave mirror and at least one refractive element.
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